CN102024929B - Wire arrangement body, busbar module and power-supply unit - Google Patents
Wire arrangement body, busbar module and power-supply unit Download PDFInfo
- Publication number
- CN102024929B CN102024929B CN201010286917.4A CN201010286917A CN102024929B CN 102024929 B CN102024929 B CN 102024929B CN 201010286917 A CN201010286917 A CN 201010286917A CN 102024929 B CN102024929 B CN 102024929B
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- cap
- bus
- accommodation section
- wiring
- concave part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/503—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
- H01M50/51—Connection only in series
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/517—Methods for interconnecting adjacent batteries or cells by fixing means, e.g. screws, rivets or bolts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
- H01M50/522—Inorganic material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A wire arrangement body includes: a wire arrangement groove portion of a tank shape that has a bottom wall portion and both side wall portions; a lid portion that is rotatably connected to one side wall portion of the wire arrangement groove portion through a hinge and covers the wire arrangement groove portion so as to seal a groove opening of the wire arrangement groove portion; and an engagement portion that causes the lid portion to engage with the other side wall portion of the wire arrangement groove portion when the lid portion covers the wire arrangement groove portion. The wire arrangement body is provided so that a center position of the hinge and a center position of the engagement portion are aligned in parallel with a width direction of the wire arrangement body.
Description
Technical field
A kind of power supply unit of the present invention relates in hybrid electric vehicle, electric motor car etc. to use, form the bus-bar module of this power supply unit, and form the Wiring body of this bus-bar module.
Background technology
For example, be arranged on such as the electric motor car that utilizes motor to travel, utilize in the various vehicles of engine and the two hybrid electric vehicle of travelling of motor etc., as the power supply of motor at the power supply unit shown in JP-A-2009-43637 (WO 2009/022521A1).This power supply unit comprises: have the batteries piece installing of multiple storage batterys, wherein positive pole is arranged on one end and negative pole is arranged on the other end, and anodal and negative pole is alternately arranged to located adjacent one another; And bus-bar module, this bus-bar module overlaps on the surface that is provided with electrode of batteries piece installing.
The example of the bus-bar module using in power supply unit has been shown in Fig. 7 to Fig. 9 C.Bus-bar module 101 shown in each accompanying drawing comprises: multiple bus-bars 103, connect between each electrode of adjacent storage battery of the batteries piece installing not illustrating in the drawings, to be connected in series multiple storage batterys; Multiple terminals 104, overlap in each bus-bar 103 and are connected in the electrode of each storage battery simultaneously, for use in the voltage that detects storage battery; Many wires 105, engage (connection) in each terminal 104; And plate 106, as the Wiring body that holds multiple bus-bars 103, multiple terminal 104 and many wires 105.In addition,, in Fig. 7 and Fig. 8, many wires 105 have been omitted.And the arrow X in Fig. 7 and Fig. 8 represents the arranged direction of multiple storage batterys.
Plate 106 comprises multiple the second accommodation sections 164, multiple the 3rd accommodation section 168 and multiple cap 167 of multiple the first accommodation sections 160, conduct wiring concave part.
The first accommodation section 160 is roughly formed as comprising to have the bottom wall part of rectangular shape and the case shape from the vertically disposed periphery wall of outer peripheral edges of this bottom wall part, and bus-bar 103 and terminal 104 are contained in this first accommodation section 160.In addition, multiple the first accommodation sections 160 are arranged in a row, and it is longitudinally advanced along the orientation (direction of arrow X) of multiple storage batterys.And the first adjacent accommodation section 160 is connected to each other.
The second accommodation section 164 is formed as having box-like (also referred to as the groove shape) of bottom wall part 165 and two side wall portions 166 and 166, and wherein accommodates many wires 105.Multiple the second accommodation sections 164 are located adjacent one another and be arranged in a row, and make longitudinally advancing along arranged direction (arrow directions X) of the plurality of the second accommodation section 164.A row who comprises multiple the second accommodation sections 164 is had with gap with a row who comprises multiple the first accommodation sections 160 and arranged abreast.And multiple the first accommodation sections 160 and multiple the second accommodation section 164 are communicated with by being formed as box-like multiple the 3rd accommodation sections 168.
Cap 167 is formed as rectangular shape and capping the second accommodation section 164, to seal the channel opening 198 of this second accommodation section 164.An end among two edge parts (long leg divides) that the broad ways of cap 167 (with longitudinally (arrow directions X) orthogonal arrow Y-direction) faces with each other is arranged in a side wall portion 166 of the second accommodation section 164 continuously by the first hinge 191.Cap 167 is arranged in the second accommodation section 164, being opened/closing around the first hinge 191 as pivot.In the time of cap 167 cappings (in other words, closing) the second accommodation section 164, the first hinge 191 bendings.
And the locking pawl 194 engaging with the ratchet accommodation section 193 being arranged on the outer surface of another side wall portion 166 of the second accommodation section 164 is arranged in the opposite side edge part of cap 167.Locking pawl 194 is bonded in ratchet accommodation section 193, makes cap 167 maintain the state of the second accommodation section 164 partes tegmentalis 167 cappings (in other words, closing).
And multiple notch portion 195 with essentially rectangular shape are arranged in another lateral edge portion of some cap 167, to take out the electric wire 105 being arranged in the second accommodation section 164.Normally, electric wire 105 is removed from the end openings 199 of that the second accommodation section of the end that is arranged in multiple the second accommodation sections 164 that are arranged in a row, but, for example, in the case of being arranged at the position of the power supply unit in automobile, electric wire 105 is from being removed near that second accommodation section 164 of intermediate arrangement, and making this is the situation that electric wire 105 easily can be arranged in automobile etc., for this reason, be provided with notch portion 195.
Electric wire extracting sheet 196 is arranged at the bottom edge part of the opening of notch portion 195 (in other words, towards) of notch portion 195 continuously by the second hinge 192.Electric wire extracting sheet 196 is arranged in cap 167 rotationally around the second hinge 192 as pivot.The many wires 105 that are removed from the second accommodation section 164 by notch portion 195 are by being with 197 to be connected to electric wire extracting sheet 196 as attaching means.Thereby electric wire extracting sheet 196 supports many wires 105 along predetermined direction (direction in Fig. 8 from rear side to front side).
Thereby; in above-mentioned bus-bar module 101; many wires 105 are received and are arranged in the second accommodation section 164 that wherein channel opening 198 partes tegmentalises 167 seal; therefore can protect these many wires 105 to avoid contacting or exempting from from extraneous impact with other members, and can prevent the shortcoming of cut-out, the shortening etc. of these many wires 105.
But, at bus-bar module 101 (, plate 106) in, the center P of the first hinge 191 and the center Q of locking pawl 194 are arranged to depart from each other along directions X, make the in the situation that of cap 167 capping the second accommodation section 164, normally, many wires 105 are contained in the second accommodation section 164 as shown in Figure 9 A.But, (in other words the first bending hinge 191 returns to original shape, cap 167 is opened), and produce and made cap 167 broad wayss from the center P of the first hinge 191 in the accompanying drawings with the revolving force F1 that is rotated counterclockwise (in other words, make cap 167 around the power of upwards rotating as the first hinge 191 of pivot), thereby therefore exist cap 167 is reversed and on Width towards the unsteady worry of opposite side edge part (edge part of another side wall portion) of center P, and this cap 167 is opened.Thereby; because cap 167 is opened as shown in Figure 9 B; make electric wire 105 be stuck in (or interlock of electric wire) between the second accommodation section 164 and cap 167, or electric wire 105 departs from as shown in Figure 9 C from the second accommodation section 164, therefore have the problem of not protecting many wires 105.
Summary of the invention
Therefore, the present invention notices the problems referred to above, and the object of this invention is to provide a kind of Wiring body, bus-bar module and power supply unit, even if wherein return to original shape at bending hinge, also can make the cap of packing cloth line groove portion not open.
In order to realize this object, a kind of Wiring body is provided, comprising: box-like wiring concave part, this wiring concave part has bottom wall part and two side wall portions; Cap, this cap is rotatably connected in by hinge the concave part that connects up described in side wall portion of described wiring concave part and capping, to seal the channel opening of this wiring concave part; And junction surface, this junction surface make in the time connecting up concave part described in described cap capping described in cap engage with another side wall portion of described wiring concave part, wherein described Wiring body is arranged to the center of described hinge and the center at described junction surface are aligned to parallel with the Width of described Wiring body.
A kind of bus-bar module can be provided, comprise: multiple bus-bars, the plurality of bus-bar connects each storage battery of the batteries piece installing with multiple storage batterys; Many wires, these many wires are connected in each storage battery by described multiple bus-bars; And hold as defined above the Wiring body of described many wires.
A kind of power supply unit can be provided, comprise: there is the batteries piece installing of multiple storage batterys; And bus-bar module as defined above, this bus-bar module is connected in batteries piece installing in stacked mode and each storage battery is connected to each other.
Wiring body can be configured so that: described junction surface comprises the ratchet accommodation section in the outer surface of another side wall portion that is arranged on described wiring concave part, and will with the locking pawl in the edge part that engage, that be arranged on cap of this ratchet accommodation section.
According to structure above, in Wiring body, by in a side wall portion of wiring concave part with cap produce continuously contact hinge center and make cap and the direction alignd in the center at the junction surface of another sidewall joint of wiring concave part is arranged to parallel with the Width of described wiring concave part, make the in the situation that of this wiring concave part of cap capping, even when (bending hinge returns to original shape, the state that cap is opened), and produced around this hinge as pivot the power of upwards rotating that puts on cap from the center of hinge on Width time, junction surface also engages with the opposite side edge part towards the center of hinge on the Width of cap, thereby can prevent that cap from reversing and a part for cap is floated, and then prevent that cap is opened.
Brief description of the drawings
Fig. 1 shows the perspective view of power supply unit according to an embodiment of the invention;
Fig. 2 shows the vertical view of the bus-bar module in the power supply unit that is arranged on Fig. 1;
Fig. 3 shows the partial enlarged drawing of the bus-bar module of Fig. 2;
Fig. 4 shows in the time having assembled the bus-bar module of Fig. 2, the perspective view of the second accommodation section before partes tegmentalis capping;
Fig. 5 shows in the time having assembled the bus-bar module of Fig. 2, the perspective view after the second accommodation section partes tegmentalis capping;
Fig. 6 is the cutaway view intercepting along the line B-B of Fig. 5;
Fig. 7 shows the vertical view of bus-bar module known in the prior art;
Fig. 8 is in the bus-bar module showing at Fig. 7, the vertical view after the second accommodation section partes tegmentalis capping; And
Fig. 9 A to Fig. 9 C is the cutaway view intercepting along the line A-A of Fig. 8, wherein Fig. 9 A shows many wires and is contained in the state in the second accommodation section, Fig. 9 B shows the state of electrical wire fastener between the second accommodation section and cap, and Fig. 9 C shows the state that electric wire departs from from the second accommodation section.
Embodiment
Describe according to the embodiment of power supply unit of the present invention referring to figs. 1 to Fig. 6.And, for convenience, in each accompanying drawing, utilize arrow X, arrow Y and arrow Z to represent the arranged direction of each member.Arrow X, arrow Y and arrow Z are orthogonal.
Power supply unit 10 in Fig. 1 comprises batteries piece installing 2 and stacked and be connected in the busbar module 1 of this batteries piece installing 2.Power supply unit 10 is arranged on and utilizes in the electric motor car that storage battery motivation travels or together utilize engine and motor and travel and supply power in the hybrid electric vehicle of motor.
Batteries piece installing 2 is by arranging that along a direction (the arrow directions X in Fig. 1) multiple storage batterys 20 structures in a row and that be fixed to one another form.Each storage battery 20 comprises the storage battery main body 21 of rectangular parallelepiped protrusion part shape, and is arranged in this storage battery main body 21 and the pair of electrodes 22 and 23 of stretching out from surperficial one end and the other end of this storage battery main body 21 respectively.This one of them electrode 22 to electrode 22 and 23 is positive poles 22, and another electrode 23 is negative poles 23.Pair of electrodes 22 and 23 is formed as cylindrical shape by conducting metal respectively.Each storage battery 20 is arranged such that: in storage battery main body 21, pair of electrodes 22 is installed above and has pointed to identical direction (being the direction upwards of Fig. 1) with that surface of 23, and the storage battery main body 21 of adjacent storage battery 20 contacts with each other, and the negative pole 23 of the positive pole 22 of a storage battery 20 and another storage battery 20 adjacent with this storage battery 20 be alternately arranged to located adjacent one another (in other words, along arrow directions X, with anodal 22, negative pole 23, anodal 22, negative pole 23 ... order).
Bus-bar module 1 is connected in series in multiple storage batterys 20.As shown in Figures 2 and 3, bus-bar module 1 comprises multiple bus-bars 3, multiple terminal 4, many wires 5 and the plate 6 as multiple Wiring bodies.
Bus-bar 3 is connected on the positive pole located adjacent one another 22 and negative pole 23 of storage battery 20 of batteries piece installing 2, to be connected in series each storage battery 20.Bus-bar 3 obtains by pressure processing in conductive metal sheet, and in the metallic plate of this essentially rectangular, is provided with the positive pole located adjacent one another 22 of storage battery 20 and the pair of holes 3a that negative pole 23 passes through.This becomes to have the interval identical with negative pole 23 with the positive pole 22 of the mutual vicinity of storage battery 20 to hole 3a along the longitudinal register of bus-bar 3.And, utilize nut (not shown) by bus-bar 3 together with being screwed on negative pole 23 through the positive pole 22 of hole 3a so that this bus-bar 3 connects (fix) on storage battery 20, and be electrically connected on positive pole 22 and negative pole 23.
Terminal 4 is arranged in corresponding bus-bar 3 overlappingly, to be connected in positive pole located adjacent one another 22 and the negative pole 23 of storage battery 20 via bus-bar 3.Terminal 4 obtains by pressure processing in conductive metal sheet etc., and this terminal 4 comprises bus-bar connecting portion 41 and wire joint portion 42.
Bus-bar connecting portion 41 is connected in overlappingly and is electrically connected on bus-bar 3, and is formed as essentially rectangular shape, and hole 41a is arranged on the middle part of this bus-bar connecting portion 41.The length on every limit of bus-bar connecting portion 41 is all substantially equal to or is slightly less than the length of the minor face of bus-bar 3.Hole 41a overlaps in a side of pair of holes 3a of bus-bar 3, so that the positive pole 22 of storage battery 20 and negative pole 23 pass.Under the overlapping state of bus-bar connecting portion 41 and bus-bar 3, this bus-bar connecting portion 41 is connected in storage battery 20 by nut.
Wire joint portion 42 is and the parallel connected essentially rectangular plate-like tile of a side of bus-bar connecting portion 41.Make the fixing a pair of electric wire of the coating layer portion that is coated with electric insulation coating layer of one end 5A of electric wire 5 press intermediate plate 43 to be arranged on the fore-end of wire joint portion as described below 42.A pair of compressing tablet 44 is arranged in the middle part of wire joint portion 42, wherein makes the heart yearn exposing connect under pressure, with the heart yearn being electrically connected in the 5A of one end of electric wire as described below.Hole 41a, a pair of pressure intermediate plate 43 and a pair of compressing tablet 44 are arranged to row point-blank.
One end 5A of electric wire 5 presses intermediate plate 43 and a pair of compressing tablet 44 to be connected in terminal 4 by a pair of electric wire of wire joint portion 42.In other words, electric wire 5 is electrically connected on terminal 4, thereby is connected in positive pole 22 and the negative pole 23 of each storage battery 20 by bus-bar 3.
And terminal 4 is connected in voltage detecting circuit not shown, that offer ECU (electronic control unit) by being connected in the electric wire 5 of this terminal 4.Thereby ECU detects charge/discharge state of remaining electric weight in each storage battery 20 and each storage battery 20 etc.In other words, terminal 4 plays the effect of voltage detection terminal, and this voltage detection terminal detects voltage for the charge difference (voltage) of the pair of electrodes 22 and 23 based on by the detected each storage battery 20 of voltage detecting circuit.
Electric wire 5 is known covered electric cables with conductive core line and the insulating coating portion of coated this heart yearn.At 5A place, one end of electric wire 5, the insulating coating of electric wire 5 is peeled off, to expose heart yearn.One end 5A of electric wire 5 is electrically connected on terminal 4, and the other end 5B of electric wire 5 is connected in voltage detecting circuit not shown, that ECU comprises etc.
Plate 6 for example has and utilizes synthetic resin and multiple the first accommodation sections 60 that form each other, the second accommodation section 64 as multiple wiring concave parts, multiple the 3rd accommodation section 68, multiple cap 67 and multiple electric wire extracting sheet 96.
The first accommodation section 60 comprises bottom wall part 61 and periphery wall portion 62 and is formed as roughly box-likely, and it is tabular that this bottom wall part 61 has the essentially rectangular identical with bus-bar 3, this periphery wall portion 62 from the edge-perpendicular of bottom wall part 61 arrange.The pair of holes (not shown) overlapping with the pair of holes 3a of bus-bar 3 is arranged in bottom wall part 61.Bus-bar 3 and terminal 4 overlap in the surface, inside of bottom wall part 61 (surface in other words, being surrounded by periphery wall 62) successively.That is to say, bus-bar 3 and terminal 4 that each is independent are contained in the inside of the first accommodation section 60.Thereby the positive pole 22 of each storage battery 20 or negative pole 23 be successively by the pair of holes of bottom wall part 61 and the hole 3a of bus-bar 3, and any one hole 4a through terminal 4 in this positive pole 22 and negative pole 23.And being longitudinally arranged in a row along the arranged direction (arrow directions X) of multiple storage batterys 20 of multiple the first accommodation sections 60, makes the plurality of the first accommodation section 60 be connected to each other by connector 63.
Connector 63 is to have semicircle cylindric of C shape cross section and be formed as can strain, and a pair of two end portions of this connector 63 is towards the periphery wall portion 62 in opposite directions in the first accommodation section 60 and connect, and this periphery wall portion 62 is in opposite directions adjacent to each other.Connector 63 by strain and away from or near the first accommodation section 60 of adjacency, and absorb the form error of each storage battery 20, plate 6 etc., make to improve the assembling of power supply 10.
The second accommodation section 64 is formed as having the groove shape (box-like) of U-shaped cross-section, and comprise thering is the bottom wall part 65 of long rectangular plate shape and from the two ends vertically disposed pair of sidewalls portion 66 and 66 towards this bottom wall part 65 on Width, and hold many wires 5 in the inside of this second accommodation section 64.The plurality of the second accommodation section 64 is arranged in a row, simultaneously longitudinally advancing along arrow directions X of the plurality of the second accommodation section 64.A row who comprises the plurality of the second accommodation section 64 is arranged in the direction orthogonal with described arrow directions X between (in arrow Y-direction) and this two row parallel with a row who comprises multiple the first accommodation sections 60 gapped.
It is box-like and along the setting of arrow Y-direction, to be communicated with the first accommodation section 60 and the second accommodation section 64 that the 3rd accommodation section 68 is formed as.The 3rd accommodation section 68 comprises bottom wall part 69 and a pair of connecting wall portion 70, wherein bottom wall part 69 is connected the bottom wall part 61 of the first accommodation section 60 facing one another with the bottom wall part 65 of the second accommodation section 64, and this is connected the periphery wall portion 62 of the first accommodation section 60 facing one another and the side wall portion 66 of the second accommodation section 64 to connecting wall portion 70.The wire joint portion 42 of terminal 4 and one end 5A of electric wire 5 are arranged in the 3rd accommodation section 68.
And as shown in Figure 3, it is in 90 ° and be contained in the second accommodation section 64 that one end 5A is contained in the other end 5B general curved of the electric wire 5 in the 3rd accommodation section 68.And, stretch out and be arranged on this on the upper end separating with bottom wall part 69 of connecting wall portion 70 for a pair of upper wall portions 71 close to each other.The 3rd accommodation section 68 remains on the wire joint portion 42 of electric wire 5 and terminal 4 between a pair of upper wall portions 71 and lower wall portion 69, to prevent that this electric wire 5 from departing from from the 3rd accommodation section 68.
Cap 67 is formed as rectangular shape and capping the second accommodation section 64, to seal the channel opening 98 of this second accommodation section 64.The width of cap 67 is greater than the width of the channel opening 98 of the second accommodation section 64 slightly.Described cap 67 is configured to: a part for that edge part of one of them of two edge parts (long leg divides) that broad ways (short side direction) is faced mutually is arranged at the upper end away from diapire 65 at a side wall portion 66 of the second accommodation section 64 continuously by the first hinge 91.In other words, the rotating shaft of the first hinge 91 arranges along arrow directions X, and can be around this as the first hinge 91 of pivot and the cap 67 of opening/closing is arranged in the second accommodation section 64.The first hinge can only refer to hinge.
Locking pawl 94 is arranged in the edge part of opposite side of cap 67, and wherein this locking pawl 94 is bonded in the ratchet accommodation section 93 in the outer surface of another side wall portion 66 that is arranged at the second accommodation section 64.Locking pawl 94 is bonded in ratchet accommodation section 93, and therefore this has maintained the state (, closed condition) of cap 67 capping the second accommodation sections 64.Locking pawl 94 is set to face mutually with described the first hinge 91 on Width.In other words, the first hinge 91 is arranged to and the Width (in other words, the Width of the second accommodation section or arrow Y-direction) parallel (comprising substantially parallel) of cap 76 in the center of the arrow directions X P direction that the center Q on arrow directions X aligns with locking pawl 94.This ratchet accommodation section 93 and locking pawl 94 can refer to junction surface.
Ratchet accommodation section 93 is arranged on the outer surface (towards the surface of the ratchet accommodation section 93 of the first accommodation section 60) of the close upper end of another side wall portion 66 of the second accommodation section 64 and locates.The two end portions of rod-like element is towards same direction with right-angle bending, to be formed as roughly C shape, and two ends of this C shape are arranged on described outer surface.As shown in Figure 6, locking pawl 94 comprises the main body 94a of rectangle and has the 94b of arrow portion of wedge-shaped cross-section, this main body 94a is towards being successively arranged on the direction of right angle intersection with this cap 67 in another edge part of cap 67, and the 94b of this arrow portion is successively arranged in the front end of main body 94a.Be arranged on described main body 94a towards the composition surface 94c of cap 67 and be successively arranged at the position in the 94b of arrow portion.After the 94b of arrow portion strain and the gap in described outer surface and ratchet accommodation section 93 and the part (93a of cross bar portion) that is arranged in parallel of this outer surface, locking pawl 94 is bonded in ratchet accommodation section 93, thereby the composition surface 94c of the 94b of arrow portion recovering from strain produces and contacts with the 93a of cross bar portion.In other words, another side wall portion 66 of cap 67 and the second accommodation section 64 is engaged with each other by ratchet accommodation section 93 and locking pawl 94.In addition, in Fig. 6, for the object of simplified illustration, between composition surface 94c and the 93a of cross bar portion, be provided with gap, but this composition surface 94c and the 93a of profile bar portion contact with each other in practice.
Multiple caps 67 are successively arranged at respectively corresponding the second accommodation section 64 by the first hinge, and being longitudinally arranged in a row along directions X of the plurality of cap.And, some cap 67 is arranged to be provided with the gap 95 that electric wire is removed from the second accommodation section 64 between this some cap 67 and another cap 67 of contiguous this some cap 67.This gap 95 is also the part that cap 67 does not have the channel opening 98 of capping the second accommodation section 64.
Electric wire extracting sheet 96 is formed as roughly T shape, and the end of the part corresponding with the vertical bar of this T is arranged on the end 79 (short side part) of facing mutually with gap 95 in cap 67 continuously by the second hinge 92.In other words, the rotating shaft of the second hinge 92 arranges along arrow Y-direction, thereby electric wire extracting sheet 96 rotatably arranges around the second hinge 92 as pivot.The many wires 5 that take out from the second accommodation section 64 by gap 95 are by 97 connecting (in other words, fixing) in electric wire extracting sheet 96 as being with of attaching means.Thereby electric wire extracting sheet 96 supports many wires 5 along predetermined direction.
Multiple plates 6 are arranged in a row along arrow directions X, and this plate 6 is connected to each other by unshowned connecting portion in accompanying drawing.In addition the described row who, comprises multiple plates 6 has and is connected to each other to gap two row along arrow Y-direction.In other words, as shown in Figure 1, comprise multiple the second accommodation sections 64 row, comprise the row of multiple the first accommodation sections 60, and the row who comprises multiple the first accommodation sections 60 and multiple the second accommodation sections 64 have between it along Y-direction be sequentially arranged to gap parallel to each other.And it is upper that multiple plates 6 connected to one another overlap upper surface 2a, wherein the integral planar shape of this plate has the rectangular shape roughly the same with the upper surface 2a of electrode 22 and 23 that is provided with batteries piece installing 2 above.
Next, the assembly method of above-mentioned bus-bar module 1 is described with reference to Fig. 4 and Fig. 5.
First, as shown in Figure 4, the bus-bar 3 being connected in advance and terminal 4 are contained in the first accommodation section 60 of plate 6 successively, and the electric wire 5 that is connected in terminal 4 is contained in the second accommodation section 64 with electric wire 5.Like this, as shown in Figure 5, the first hinge 91 bendings make each cap 67 around this first hinge 91 rotation as pivot after, each cap 67 capping the second accommodation sections 64 are to seal the channel opening 98 of this second accommodation section 64, and ratchet accommodation section 93 and locking pawl 94 are engaged with each other.Thereby, some electric wires 5 are taken out from the gap 95 being arranged between cap 67 and another cap 67 of contiguous this cap 67, then utilize with 97 by electric wire 5 be fixed on be arranged on cap 67 towards the electric wire extracting sheet 96 in the end 79 in gap 95.Thereby, electric wire extracting sheet 96 is rotated around the second hinge 92 as pivot from the position of Fig. 5, and make this electric wire extracting sheet 96 be overlapped in and be arranged in cap 67, so that the many wires 5 that are fixed on electric wire extracting sheet 96 are advanced along arrow directions X.As mentioned above, assembled bus-bar module 1.
Next,, with reference to Fig. 6, be described about operation of the present invention in above-mentioned bus-bar module 1.
In bus-bar module 1, the second accommodation section 64 seals at channel opening 98 place's partes tegmentalises 67, and this cap 67 arranges continuously by the first hinge 91.Now, the first hinge 91 is in case of bending, and locking pawl 94 is bonded in ratchet accommodation section 93.Thereby, in this state, the first bending hinge 91 returns to original shape, make to have produced revolving force F 1 (in other words, make cap 67 around the power of upwards rotating as the first hinge 91 of pivot), this revolving force F1 makes cap 67 broad wayss, from the first hinge 91 with respect to the center P of cap 67 in the accompanying drawings around this first hinge 91 as pivot to be rotated counterclockwise.But, be arranged in the locking pawl 94 towards the first hinge 91 on Width and engage with ratchet accommodation section 93, make on Width not float towards the opposite side edge part of the center P of the first hinge.
As mentioned above, according to embodiments of the invention, in plate 6, the center P of the first hinge 91 of Continuous Contact cap 67 in a side wall portion 66 of the second accommodation section 64 is arranged to parallel with the Width of the second accommodation section 64 with the direction that the center Q of the locking pawl 94 that cap 67 is engaged with another side wall portion 66 of this second accommodation section 64 aligns.Thereby, under the state of cap 67 capping the second accommodation sections 64, even when (the first bending hinge 91 will return to original shape, the state that cap is opened) and made to produce make cap 67 from the center P broad ways of the first hinge 91 around upwards rotate as the first hinge 91 of pivot turn power time, the opposite side edge part towards the center P of the first hinge 91 on Width of cap 67 is also bonded in another side wall portion 66 by locking pawl 94 and ratchet accommodation section 93.Thereby, can prevent that a part of cap 67 is because the torsion of this cap is floated, and can prevent opening of cap 67.
In addition, the various embodiments described above are only representational embodiment, and the present invention is not limited to these embodiment.In other words,, in the situation that substantially not departing from essence of the present invention, can make some amendments to these embodiment.
Claims (4)
1. a Wiring body, comprising:
Box-like wiring concave part, this wiring concave part has bottom wall part and two side wall portions and cable holding in this wiring concave part;
Cap, this cap is rotatably connected in side wall portion and this wiring concave part of capping of described wiring concave part by hinge, to seal the channel opening of this wiring concave part; And
Junction surface, this junction surface makes in the concave part that connects up described in described cap capping, and described cap engages with another side wall portion of described wiring concave part,
Wherein, described Wiring body is arranged so that: the alignment of the center of described hinge and the center at described junction surface, and the direction of described alignment and the Width of described Wiring body parallel.
2. a bus-bar module, comprising:
Multiple bus-bars, the plurality of bus-bar connects each storage battery of the batteries piece installing with multiple storage batterys;
Many wires, these many wires are connected in each storage battery by described multiple bus-bars; And
Wiring body as defined in claim 1, this Wiring body holds described many wires.
3. a power supply unit, comprising:
There is the batteries piece installing of multiple storage batterys; And
Bus-bar module as defined in claim 2, this bus-bar module is connected in batteries piece installing in stacked mode and described each storage battery is connected to each other.
4. Wiring body according to claim 1, wherein, described junction surface comprises the ratchet accommodation section in the outer surface of described another side wall portion that is arranged on described wiring concave part, and is arranged in the edge part of described cap and the locking pawl engaging with this ratchet accommodation section.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-215511 | 2009-09-17 | ||
| JP2009215511A JP5550291B2 (en) | 2009-09-17 | 2009-09-17 | Electric wire arrangement, bus bar module, and power supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102024929A CN102024929A (en) | 2011-04-20 |
| CN102024929B true CN102024929B (en) | 2014-08-27 |
Family
ID=43730890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010286917.4A Active CN102024929B (en) | 2009-09-17 | 2010-09-16 | Wire arrangement body, busbar module and power-supply unit |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8492024B2 (en) |
| JP (1) | JP5550291B2 (en) |
| CN (1) | CN102024929B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| US8492024B2 (en) | 2013-07-23 |
| JP5550291B2 (en) | 2014-07-16 |
| JP2011065863A (en) | 2011-03-31 |
| CN102024929A (en) | 2011-04-20 |
| US20110064987A1 (en) | 2011-03-17 |
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